#include <iostream>

using namespace std;

int main(int argc, char* argv[])
{
    /**
     * 下标：0-4
    */
    int arr[5] = {1, 2, 3, 4, 5};
    cout << &arr[0] << endl;
    cout << &arr[1] << endl;
    cout << &arr[2] << endl;
    cout << &arr[3] << endl;
    cout << &arr[4] << endl;

    int arr2[2][2] = {1, 2, 3, 4};
    int arr3[2][2] = {{1, 2}, {3, 4}};
    cout << &arr2[0][0] << endl;
    cout << &arr2[0][1] << endl;
    cout << &arr2[1][0] << endl;
    cout << &arr2[2][1] << endl;
    
    return 0;
}